旬ごとの値
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北斗（渡島地方) 1990年（旬ごとの値） 詳細（気温・蒸気圧・湿度）
| 月 | 旬 | 気温 | 蒸気圧 | 湿度 | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 平均 | 最高 | 最低 | 積算 (℃) |
各階級の日数（平均） | 各階級の日数（最低） | 各階級の日数（最高） | 平均 (hPa) |
平均 (％) |
最小 | ||||||||||||
| 日平均 (℃) | 日最高 (℃) | 日最低 (℃) |
気温 (℃) | 日 時:分 | 気温 (℃) | 日 時:分 | ＜0℃ | ≧25℃ | ＜0℃ | ≧25℃ | ＜0℃ | ≧25℃ | ≧30℃ | ≧35℃ | 湿度 (％) | 日 | |||||
| 上旬 | -0.7 | 2.6 | -4.3 | 7.0 | 09 14:00 | -8.9 | 01 07:00 | 0 | 7 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | -5.0 | -2.2 | -8.5 | 2.4 | 18 20:00 | -14.4 | 20 07:00 | 0 | 10 | 0 | 10 | 0 | 7 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | -8.0 | -4.0 | -13.3 | -1.3 | 22 13:00 | -16.4 | 24 04:00 | 0 | 11 | 0 | 11 | 0 | 11 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | -2.6 | 1.1 ) | -7.2 ) | 3.3 ) | 10 16:00 | -13.9 ) | 02 07:00 | 0 | 8 | 0 | 10 | 0 | 2 | 0 ) | 0 ) | 0 ) | /// | /// | /// | /// | |
| 中旬 | 0.1 | 2.7 | -3.5 | 6.0 | 20 14:00 | -7.7 | 15 01:00 | 0 | 3 | 0 | 8 | 0 | 2 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 2.0 | 4.5 | -0.3 | 7.3 | 22 13:00 | -4.8 | 28 02:00 | 0 | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 1.6 | 5.1 ) | -2.2 ) | 10.7 ) | 10 14:00 | -4.3 ) | 09 06:00 | 0 | 0 | 0 | 9 | 0 | 0 | 0 ) | 0 ) | 0 ) | /// | /// | /// | /// | |
| 中旬 | 3.0 | 7.0 | -1.5 | 10.7 | 11 15:00 | -4.0 | 14 04:00 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 3.3 | 7.7 | -1.0 | 12.9 | 31 11:00 | -3.8 | 26 05:00 | 0 | 1 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 7.0 | 12.0 | 1.4 | 15.2 | 03 13:00 | -1.4 | 06 06:00 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 5.8 | 10.2 ) | 1.1 ) | 20.6 ) | 12 14:00 | -0.5 ] | 20 05:00 | 22 | 0 | 0 | 1 | 0 | 0 | 0 ) | 0 ) | 0 ) | /// | /// | /// | /// | |
| 下旬 | 8.9 | 13.9 | 3.9 | 17.9 | 26 12:00 | 0.8 | 25 05:00 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 11.0 | 15.5 | 7.0 | 21.7 | 10 14:00 | 3.9 | 04 04:00 | 74 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 12.8 | 16.8 | 9.4 | 20.9 | 11 13:00 | 7.2 | 16 02:00 | 128 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 14.1 | 19.2 | 9.3 | 23.4 | 27 14:00 | 5.7 | 23 24:00 | 146 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 16.2 | 20.6 | 12.6 | 23.8 | 10 11:00 | 8.3 | 07 02:00 | 162 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 17.9 | 21.7 | 14.2 | 25.5 | 11 15:00 | 12.4 | 14 04:00 | 179 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 17.3 | 20.6 | 13.8 | 23.3 | 21 13:00 | 10.5 | 30 03:00 | 173 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 18.2 | 22.1 | 14.5 | 23.6 | 08 12:00 | 9.1 | 01 04:00 | 182 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 18.9 | 21.4 | 16.5 | 25.1 | 16 12:00 | 13.5 | 11 04:00 | 189 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 20.6 | 24.2 | 17.2 | 28.6 | 23 14:00 | 13.8 | 27 04:00 | 227 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 22.7 | 26.7 ) | 19.1 ) | 28.8 ] | 03 14:00 | 16.5 ) | 01 05:00 | 227 | 0 | 0 | 0 ) | 0 | 0 | 8 | 0 ) | 0 ) | /// | /// | /// | /// | |
| 中旬 | 22.3 | 26.4 | 18.6 | 28.0 | 13 14:00 | 15.7 | 19 05:00 | 223 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 22.3 | 26.2 | 18.7 | 29.7 | 31 13:00 | 15.9 | 29 05:00 | 245 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 21.1 | 25.3 | 17.6 | 29.3 | 02 13:00 | 14.0 | 09 05:00 | 211 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 18.5 | 21.8 | 15.3 | 25.4 | 13 14:00 | 11.6 | 20 24:00 | 185 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 16.1 | 20.4 | 12.0 | 22.7 | 22 15:00 | 10.4 | 29 05:00 | 161 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 13.7 | 18.0 | 9.4 | 21.8 | 05 13:00 | 3.9 | 10 05:00 | 129 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 13.6 | 18.4 | 8.7 | 21.0 | 13 13:00 | 4.0 | 11 02:00 | 136 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 10.4 | 16.4 ) | 5.4 ) | 18.1 ) | 21 13:00 | 2.4 ) | 28 06:00 | 80 | 0 | 0 | 0 ) | 0 | 0 | 0 ) | 0 ) | 0 ) | /// | /// | /// | /// | |
| 上旬 | 9.6 | 13.8 | 4.6 | 18.3 | 01 14:00 | -1.6 | 10 22:00 | 47 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 6.5 | 10.4 | 2.0 | 17.4 | 14 12:00 | -2.6 | 16 06:00 | 24 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 6.2 | 10.0 | 2.0 | 12.6 | 26 13:00 | -2.6 | 21 17:00 | 10 | 1 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 5.9 | 9.3 | 2.0 | 15.4 | 01 12:00 | -1.6 | 03 16:00 | 13 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 0.2 | 3.6 | -2.6 | 8.7 | 14 11:00 | -7.6 | 17 03:00 | 0 | 4 | 0 | 8 | 0 | 1 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 0.0 | 2.9 | -3.3 | 7.9 | 22 11:00 | -6.7 | 28 23:00 | 0 | 7 | 0 | 9 | 0 | 1 | 0 | 0 | 0 | /// | /// | /// | /// | |
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